/**
 *  Copyright (c) 2015 Obeo.
 *  All rights reserved. This program and the accompanying materials
 *  are made available under the terms of the Eclipse Public License v1.0
 *  which accompanies this distribution, and is available at
 *  http://www.eclipse.org/legal/epl-v10.html
 * 
 *  Contributors:
 *     Obeo - initial API and implementation and/or initial documentation
 *     ...
 * 
 */
package org.eclipse.intent.mapping.provider;

import java.util.Collection;
import java.util.List;

import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
import org.eclipse.emf.edit.provider.IItemPropertyDescriptor;
import org.eclipse.emf.edit.provider.ItemPropertyDescriptor;
import org.eclipse.emf.edit.provider.ViewerNotification;
import org.eclipse.intent.mapping.MappingPackage;
import org.eclipse.intent.mapping.MappingUtils;
import org.eclipse.intent.mapping.TextLocation;
import org.eclipse.intent.mapping.base.ILocation;

/**
 * This is the item provider adapter for a {@link org.eclipse.intent.mapping.TextLocation} object. <!--
 * begin-user-doc --> <!-- end-user-doc -->
 * 
 * @generated
 */
public class TextLocationItemProvider extends LocationItemProvider {
	/**
	 * This constructs an instance from a factory and a notifier. <!-- begin-user-doc --> <!-- end-user-doc
	 * -->
	 * 
	 * @generated
	 */
	public TextLocationItemProvider(AdapterFactory adapterFactory) {
		super(adapterFactory);
	}

	/**
	 * This returns the property descriptors for the adapted class. <!-- begin-user-doc --> <!-- end-user-doc
	 * -->
	 * 
	 * @generated
	 */
	@Override
	public List<IItemPropertyDescriptor> getPropertyDescriptors(Object object) {
		if (itemPropertyDescriptors == null) {
			super.getPropertyDescriptors(object);

			addStartOffsetPropertyDescriptor(object);
			addEndOffsetPropertyDescriptor(object);
		}
		return itemPropertyDescriptors;
	}

	/**
	 * This adds a property descriptor for the Start Offset feature. <!-- begin-user-doc --> <!-- end-user-doc
	 * -->
	 * 
	 * @generated
	 */
	protected void addStartOffsetPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add(createItemPropertyDescriptor(((ComposeableAdapterFactory)adapterFactory)
				.getRootAdapterFactory(), getResourceLocator(), getString(
						"_UI_TextLocation_startOffset_feature"), getString(
								"_UI_PropertyDescriptor_description", "_UI_TextLocation_startOffset_feature",
								"_UI_TextLocation_type"), MappingPackage.Literals.TEXT_LOCATION__START_OFFSET,
				true, false, false, ItemPropertyDescriptor.INTEGRAL_VALUE_IMAGE, null, null));
	}

	/**
	 * This adds a property descriptor for the End Offset feature. <!-- begin-user-doc --> <!-- end-user-doc
	 * -->
	 * 
	 * @generated
	 */
	protected void addEndOffsetPropertyDescriptor(Object object) {
		itemPropertyDescriptors.add(createItemPropertyDescriptor(((ComposeableAdapterFactory)adapterFactory)
				.getRootAdapterFactory(), getResourceLocator(), getString(
						"_UI_TextLocation_endOffset_feature"), getString("_UI_PropertyDescriptor_description",
								"_UI_TextLocation_endOffset_feature", "_UI_TextLocation_type"),
				MappingPackage.Literals.TEXT_LOCATION__END_OFFSET, true, false, false,
				ItemPropertyDescriptor.INTEGRAL_VALUE_IMAGE, null, null));
	}

	/**
	 * This returns TextLocation.gif. <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	@Override
	public Object getImage(Object object) {
		return overlayImage(object, getResourceLocator().getImage("full/obj16/TextLocation"));
	}

	/**
	 * This returns the label text for the adapted class. <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated NOT
	 */
	@Override
	public String getText(Object object) {
		final String label = MappingUtils.getConnectorRegistry().getName((ILocation)object);
		return label == null || label.length() == 0 ? getString("_UI_TextLocation_type")
				: getString("_UI_TextLocation_type") + " " + label;
	}

	/**
	 * This handles model notifications by calling {@link #updateChildren} to update any cached children and
	 * by creating a viewer notification, which it passes to {@link #fireNotifyChanged}. <!-- begin-user-doc
	 * --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	@Override
	public void notifyChanged(Notification notification) {
		updateChildren(notification);

		switch (notification.getFeatureID(TextLocation.class)) {
			case MappingPackage.TEXT_LOCATION__START_OFFSET:
			case MappingPackage.TEXT_LOCATION__END_OFFSET:
				fireNotifyChanged(new ViewerNotification(notification, notification.getNotifier(), false,
						true));
				return;
		}
		super.notifyChanged(notification);
	}

	/**
	 * This adds {@link org.eclipse.emf.edit.command.CommandParameter}s describing the children that can be
	 * created under this object. <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	@Override
	protected void collectNewChildDescriptors(Collection<Object> newChildDescriptors, Object object) {
		super.collectNewChildDescriptors(newChildDescriptors, object);
	}

}